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Surf Forecasts:

Port Austin surfForecast / Lake Huron / USA

information circle48hr Weather and Surf, issued 1 pm Monday 25 Aug 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Port Austin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Port Austin sea temperature is
20.7° C
 (Which is normal for this time of year)

How big are the waves at Port Austin today?

The current surf forecast for Port Austin at 7PM is: 0.5m 3s primary swell from a Northwest direction (forecast issued at 01:00pm August 25). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (25 Aug)1ft (0.3m)2s
Afternoon (25 Aug)1.5ft (0.4m)3s
Evening (25 Aug)1.5ft (0.5m)3s

Table - waves today at Port Austin. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.4
WNW
0.4
WNW
0.4
WNW
0.5
NW
0.4
NW
0.4
NW
0.4
NW
0.4
NW
0.3
NW
0.3
NW
0.3
NW
0.3
NNW
0.3
NW
0.3
NW
——
0.3
WSW
0.4
SW
0.5
SW
0.5
SW
0.5
WSW
0.7
WSW
0.5
WSW
0.4
W
Period(s) (?)33333322222222--23333433
Wave
Graph
(?)Metric surfscale
Energy (?)333432221111110000000003
Wind
(km/h)
25
WNW
20
NW
25
NW
30
NW
30
NW
20
NW
20
WNW
20
WNW
20
WNW
10
NNW
20
NE
10
ENE
0
NNW
10
WSW
15
NW
15
W
20
WSW
25
SW
20
SW
20
WNW
25
WSW
30
WSW
25
W
15
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		glasscross-
off		cross-
on		crosscross-
off		cross-
off		cross-
off		cross-
on		cross-
off		cross-
off		crosscross
High Tide
/ height (m)
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Low Tide
/ height (m)
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Sunrise-------6:47-------6:48-------6:50
Sunset---8:20-------8:19-------8:16----
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
light rain
Rain (mm)
-----------------------1
Temp. °C182121201816141518202018171516151821242322201918
Feels °C (?)131615131111101013171615161313121416202018161617
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for Lake Huron

  1. weather stationWind Update Cross-shore wind has turned cross-on at Port Austin (light winds from the WNW at Port Hope 15 km from Port Austin). not gfswave

    1 hour 42 minutes ago Port Austin
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1 h 42 min ago

15 km/h
WNW
Cross-On
Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Port Austin surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Port Austin at:
surf-forecast.com

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